笔记列表：点击标题直接进入预览
首页群组卡片笔记相关的的动态能显示出来。
优化未登录首页
Merge branch 'master' of https://github.com/fex-team/agroup

Conflicts:
	client/home/index.html
消息输入增加多行功能
Merge branch 'master' of https://github.com/fex-team/agroup